You can also search the same knowledge base that 311 Customer Services Representatives use to get information for birth certificates, marriage, tax registration, Healthy San Francisco, department hours / locations, download forms, and more.

Which phones are able to support the mobile app? If you have an iPhone or Android-based phone with a compatible operating system, you can use the SF311 mobile app.

What if I have a question about the app? If you have a question about the app, please contact us or call 1-415-701-2311. We are open 24 hours a day, 7 days a week, 365 days a year.